Gabapentin is a widely prescribed generic medication used for epilepsy, neuropathic pain, and various off-label conditions. As an inexpensive generic, gabapentin is covered at the lowest tier on virtually all insurance formularies. However, some plans have implemented quantity limits and prior authorization due to concerns about off-label use and potential misuse.

Key Facts

Generic gabapentin is on Tier 1 of most formularies with $0 to $10 copays
Available in 100mg, 300mg, 400mg, 600mg, and 800mg capsules and tablets
Some plans impose quantity limits (e.g., maximum 120 to 180 capsules per month)
Brand-name Neurontin is rarely prescribed and may not be covered on some plans
No prior authorization required for standard doses on most plans
Without insurance, generic gabapentin costs $5 to $30 per month depending on dose

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Frequently Asked Questions

Is gabapentin a controlled substance?

Gabapentin is not federally classified as a controlled substance, but several states have reclassified it as a Schedule V controlled substance due to misuse concerns. State scheduling may affect prescription and insurance requirements, including refill limitations and mandatory PDMP checks.

Does insurance cover gabapentin for anxiety?

Gabapentin is sometimes prescribed off-label for anxiety, and insurance generally covers the medication regardless of the specific diagnosis since it is a cheap generic. However, some plans may question high-dose prescriptions for off-label uses. Your doctor can provide clinical justification if needed.

Is Lyrica covered better than gabapentin?

Generic gabapentin is much cheaper than Lyrica (pregabalin), which is also now generic. Both are covered on most formularies, but gabapentin is typically on a lower tier. Many plans require trying gabapentin before approving pregabalin through step therapy, since they have similar mechanisms of action.

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